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path: root/drivers/block/cciss.c
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Diffstat (limited to 'drivers/block/cciss.c')
-rw-r--r--drivers/block/cciss.c33
1 files changed, 21 insertions, 12 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 892e092afe9..05dfe357527 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -225,6 +225,8 @@ static inline CommandList_struct *removeQ(CommandList_struct **Qptr,
#include "cciss_scsi.c" /* For SCSI tape support */
+#define RAID_UNKNOWN 6
+
#ifdef CONFIG_PROC_FS
/*
@@ -232,7 +234,6 @@ static inline CommandList_struct *removeQ(CommandList_struct **Qptr,
*/
#define ENG_GIG 1000000000
#define ENG_GIG_FACTOR (ENG_GIG/512)
-#define RAID_UNKNOWN 6
static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG",
"UNKNOWN"
};
@@ -535,7 +536,7 @@ static int do_ioctl(struct file *f, unsigned cmd, unsigned long arg)
{
int ret;
lock_kernel();
- ret = cciss_ioctl(f->f_dentry->d_inode, f, cmd, arg);
+ ret = cciss_ioctl(f->f_path.dentry->d_inode, f, cmd, arg);
unlock_kernel();
return ret;
}
@@ -1039,7 +1040,7 @@ static int cciss_ioctl(struct inode *inode, struct file *filep,
status = -ENOMEM;
goto cleanup1;
}
- buff_size = (int *)kmalloc(MAXSGENTRIES * sizeof(int),
+ buff_size = kmalloc(MAXSGENTRIES * sizeof(int),
GFP_KERNEL);
if (!buff_size) {
status = -ENOMEM;
@@ -1907,6 +1908,7 @@ static void cciss_geometry_inquiry(int ctlr, int logvol,
"does not support reading geometry\n");
drv->heads = 255;
drv->sectors = 32; // Sectors per track
+ drv->raid_level = RAID_UNKNOWN;
} else {
drv->heads = inq_buff->data_byte[6];
drv->sectors = inq_buff->data_byte[7];
@@ -2491,7 +2493,7 @@ static void do_cciss_request(request_queue_t *q)
c->Request.Type.Type = TYPE_CMD; // It is a command.
c->Request.Type.Attribute = ATTR_SIMPLE;
c->Request.Type.Direction =
- (rq_data_dir(creq) == READ) ? h->cciss_read : h->cciss_write;
+ (rq_data_dir(creq) == READ) ? XFER_READ : XFER_WRITE;
c->Request.Timeout = 0; // Don't time out
c->Request.CDB[0] =
(rq_data_dir(creq) == READ) ? h->cciss_read : h->cciss_write;
@@ -2837,7 +2839,7 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
if (err) {
printk(KERN_ERR "cciss: Cannot obtain PCI resources, "
"aborting\n");
- goto err_out_disable_pdev;
+ return err;
}
subsystem_vendor_id = pdev->subsystem_vendor;
@@ -2865,7 +2867,7 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
#ifdef CCISS_DEBUG
printk("address 0 = %x\n", c->paddr);
#endif /* CCISS_DEBUG */
- c->vaddr = remap_pci_mem(c->paddr, 200);
+ c->vaddr = remap_pci_mem(c->paddr, 0x250);
/* Wait for the board to become ready. (PCI hotplug needs this.)
* We poll for up to 120 secs, once per 100ms. */
@@ -3004,11 +3006,12 @@ static int cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
}
return 0;
- err_out_free_res:
+err_out_free_res:
+ /*
+ * Deliberately omit pci_disable_device(): it does something nasty to
+ * Smart Array controllers that pci_enable_device does not undo
+ */
pci_release_regions(pdev);
-
- err_out_disable_pdev:
- pci_disable_device(pdev);
return err;
}
@@ -3382,8 +3385,11 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
if (drv->queue)
blk_cleanup_queue(drv->queue);
}
+ /*
+ * Deliberately omit pci_disable_device(): it does something nasty to
+ * Smart Array controllers that pci_enable_device does not undo
+ */
pci_release_regions(pdev);
- pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
free_hba(i);
return -1;
@@ -3452,8 +3458,11 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
#ifdef CONFIG_CISS_SCSI_TAPE
kfree(hba[i]->scsi_rejects.complete);
#endif
+ /*
+ * Deliberately omit pci_disable_device(): it does something nasty to
+ * Smart Array controllers that pci_enable_device does not undo
+ */
pci_release_regions(pdev);
- pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
free_hba(i);
}